com.numericalmethod.suanshu.analysis.differentialequation.ode.ivp.problem

Interface DerivativeFunction

public interface DerivativeFunction

Defines the derivative function F(x, y) for ODE problems.

Method Summary

Modifier and Type	Method and Description
int	dimension() Gets the dimension of y.
Vector	evaluate(double x, Vector y) Computes the derivative at the given point, x.

Method Detail

evaluate

Vector evaluate(double x,
                Vector y)

Computes the derivative at the given point, x.

Parameters:

x - the independent variable, x

y - the dependent variable, y

Returns:

the derivative F(x, y)

dimension

int dimension()

Gets the dimension of y.

Returns:

the dimension of y